PIR Motion Sensor


PIR sensors allow you to sense motion, almost always used to detect whether a human has moved in or out of the sensors range.

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They are small, inexpensive, low-power, easy to use and don’t wear out. For that reason they are commonly found in appliances and gadgets used in homes or businesses. They are often referred to as PIR, “Passive Infrared”, “Pyroelectric”, or “IR motion” sensors

Key Features

Detection range up to 20 feet
Single bit output
Jumper selection single or continuous trigger output mode
3-pin SIP header ready for breadboard or through-hole project


Operating voltage: DC 5 – 12V
Static power consumption: 65 mA
Output Signal: 3V TTL
Detection Distance: Up to 6 meter (Adjustable)
Sensing Range: Less than 120° degree angle, 6 meters
Delay Time: 5 – 200s (Adjustable)
Adjustable Trigger: L: non repeatable trigger – H: repeatable trigger
Operating Temperature: -15 to +70°C
Dimensions: 32 x 24mm, screw hole distance 28mm

* Note: Driving an external load requires a transistor or MOSFET.